Adding Apache's plugin support

This plugin supports issuing/renewing certificates without needing
to stop/start Apache's daemon.

This change also adds a variable to allow override default letsencrypt
config directory (/etc/letsencrypt).

tasks/create-cert-apache.yml

@@ -0,0 +1,9 @@
+---
+- name: Check if certificate already exists.
+  stat:
+    path: "{{ certbot_config_dir }}/live/{{ cert_item.domains | first | replace('*.', '') }}/cert.pem"
+  register: letsencrypt_cert
+
+- name: Generate new certificate if one doesn't exist.
+  command: "{{ certbot_create_command }}"
+  when: not letsencrypt_cert.stat.exists

tasks/create-cert-standalone.yml

@@ -1,7 +1,7 @@
 ---
 - name: Check if certificate already exists.
   stat:
-    path: /etc/letsencrypt/live/{{ cert_item.domains | first | replace('*.', '') }}/cert.pem
+    path: "{{ certbot_config_dir }}/live/{{ cert_item.domains | first | replace('*.', '') }}/cert.pem"
   register: letsencrypt_cert
 
 - name: Stop services to allow certbot to generate a cert.

tasks/install-with-package.yml

@@ -2,6 +2,10 @@
 - name: Install Certbot.
   package: "name={{ certbot_package }} state=present"
 
+- name: Install Certbot Extra Packages.
+  package: "name={{ certbot_extra_packages }} state=present"
+  when: certbot_extra_packages | length > 0
+
 - name: Set Certbot script variable.
   set_fact:
     certbot_script: "{{ certbot_package }}"

tasks/main.yml

@@ -15,5 +15,13 @@
   loop_control:
     loop_var: cert_item
 
+- include_tasks: create-cert-apache.yml
+  with_items: "{{ certbot_certs }}"
+  when:
+    - certbot_create_if_missing
+    - certbot_create_method == 'apache'
+  loop_control:
+    loop_var: cert_item
+
 - import_tasks: renew-cron.yml
   when: certbot_auto_renew